All around the world, Sihei (Sihei ) is an extremely rare unknown gender forename. Very seldom, Sihei is the last name as well as the forename.
シヘイ, スイヘイ, 四黑, 思黑, and 斯黑
) is an extremely rare unknown gender forename. Very seldom, Sihei is the last name as well as the forename.